Miss Pickerell and the geiger counter /
MacGregor, Ellen.
Miss Pickerell and the geiger counter / by Ellen MacGregor; illus. by Paul Galdone. - 1st ed. - New York : McGraw-Hill, 1953. - 159 p.
Miss Pickerell and the geiger counter / by Ellen MacGregor; illus. by Paul Galdone. - 1st ed. - New York : McGraw-Hill, 1953. - 159 p.